Greatest Common Factor of 85, 80, 82, 68

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 85, 80, 82, 68 by common division method
• Greatest Common Factor of 85, 80, 82, 68 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Greatest Common Factor

We found the factors 85,80,82,68 . The biggest common factor number is the GCF number.
So the greatest common factor 85,80,82,68 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 25, 58, 75, 42
• GCF of 66, 41, 30, 40
• GCF of 75, 52, 37, 76
• GCF of 24, 58, 79, 93
• GCF of 18, 60, 88, 91

1. What is the GCF of 85, 80, 82, 68?

Answer: GCF of 85, 80, 82, 68 is 1.

2. How to Find the GCF of 85, 80, 82, 68

Answer: Greatest Common Factor(GCF) of 85, 80, 82, 68 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(85, 80, 82, 68) = 1.